1 like 1 dislike
17k views

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如,數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

[Exercise] Coding (C) - asked in Chapter 6: Loops by (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited

edited by | 17k views

85 Answers

0 like 0 dislike
Hidden content!
**** * * **** **
int main ***
{
int * *
* * ** *** ** ** *** ** *
** * (a != 0){
** * * * * ** ** ** += a%10;
** * * ** * * * *** /= 10;
** ****** * * ** *** **

}

** *** * *** * ** *
* ** * 0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
*** ** *** ** * * ***** a, a2, b1, b2, b3, b4, i, sum;
* ***** * ** * *** * * *** **
* * ********* * *** * * ** *** ** &a);
**** ** * ** * * *
* * * ** *** * * *** * {
** ** * * **** * * * **** * * ** * * * ** **
* *** * * *** * ** ** ** ** * * ****** break;
**** * *** ** * * *** ** ** **** * * **** * *
    }
**** ** ** * ** * * ** *** ** * * * ", i);

***** * ** ** * **** **** * * ** {
** * * *** * *** **** ****** ** ***** **** ** *
*** ** * *** ** ** ** * * ** * * * * * ** ** ***
** * * ** * * * ******** ** * *** * * ** ** ***** * **** *****
** * * * *** ** * ** * ** ** * ** *** * * *** ** ** ** ** *
    }
* * ** * *** **** * * if(i==3) {
** * **** *** ** ** * * * * *** * * ** * *****
* ** ** * * *** * * ** * *** ****** ***** * ****
** * ***** * * **** * ** * ** ** * * * ***** * * * *
    }
* * ** * *** * if(i==2) {
* ***** * * * * * * ***** ** ** * ** *
** ** ** * * *** ** ****** **** * * * * * * *
    }
** ** *** * ** * * * if(i==1) {
** **** * * ** ** * ** * ** * * ** *
    }
** * * ** ** ** *** ** *
* * ** * * * ****** * * **** %d %d %d", b4, b3, b2, b1);
* * *** * * ** ** * ** ** ***** sum);
}
answered by (-108 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
can you replace 4 if statements with only 1 loop?
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
** *** * * *** ** * ** * a,b,c,d,e,f;
*** * *** * *** * ** ** *** * * * %1d %1d ** * ** ** * *** * ** ** ****
** * ** ** * * * ** * (a==0 && b==0 && c==0)
* ***** * * * ** * * *
*** ** * * * **** * *
* * * ** *** ****
** * * ** * ** ** ** *** if(a==0 && b==0)
* *** *** *** **** *
* * * **** ** *** * * * ** ******
****** ** ******** ****
** ** ******** **** * if(a==0 && b==0)
*** ** * ***** * * * *
* * * *** * ** * * ** ***** *** **
***** * * *** * ** *** ***
** **** * ** *** * ******
** ** ***** * * ***** *
* *** ** *** ** **** * * * * * *** * * *
* * ** * ***** ** **
* * * * * ** ** **
* * *** ** * * * * ** ** **** * ** *** %d",f,e);
**** * * * ** ** ** * ** 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
what if a == 0 && c == 0 && d == 0
or b == 0 && c == 0 && d == 0
it will all print f = 4
0 like 0 dislike
Hidden content!
int main() {
    int a, a2, b1, b2, b3, b4, i, sum;
** ** ******* * * ******
*** ******* * * *** * ** * ** * * &a);
**** **** ** *
* * * ******* **** *** * * ** {
** ** * * * *** ** * * * **** * ** * ** * *
**** * ** ** ** ** * ** ** *** * * * * * * *** * *** break;
** ** * * * * *** ***** ** * * ** * * ** * * *
    }
** ********* * * **** * ** ", i);

** * * * * * *** * * * ** {
*** * ** *** * *** *** *** ** ** ** * ** ***
** * * * * * * *** * ** * *** * *** * * ******* ****
* * * ** ** **** ** * * ******* * * * ** * * *** *** * * * **
* *** ** ***** * * *** ***** *** * *** * ** * * *******
    }
*** ******** * * ** **** ** if(i==3) {
* ** ** *** *** * * * **** * * *** * **** *
* * * ** * * * ** * ** ** ** ** * *** * **
** * * ** * * *** * * * * * ** * ** ** ***** *
    }
*** **** ** ** *** if(i==2) {
***** * ** * * *** * * * ** * * * * ********
* ** * ** * **** **** **** ** ** ** ** * *
    }
* * ** * *** * ** *** if(i==1) {
* * * ** * ** * * ** ** * ***** *** * **
    }
* ** ** * * ** ** * * ** * ** *
*** *** * * ** *** *** * ****** %d %d %d", b4, b3, b2, b1);
** ** * * * ** *** * * ** ** ** * sum);
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration]
     scanf("%d", &a);
     ^~~~~
prog.c:4:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror]
prog.c:4:5: note: include '<stdio.h>' or provide a declaration of 'scanf'
prog.c:11:5: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration]
     printf("%d ", i);
     ^~~~~~
prog.c:11:5: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
prog.c:11:5: note: include '<stdio.h>' or provide a declaration of 'printf'
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* * ** ** **** * *** * a,b,i,max;
* * * * * ** ** * ** * * * ** *** %d",&a,&b);
* * * **** * * ** **** ** * * ** ****** * * ** ***
***** *** ***** *
* ** * *** * * * *** *** *** * *** *** ** ** *** **
** ** * ******** * ** * * * ***** * *
* ** * * * *** * ***
** * *** ** * ** * ** *
*** ***** * * ******* 0;
}
answered by (-284 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
* * ** * ** * *** * * i;
* * **** * * **** *** ** * sum=0,counter=0;
*** * * * ** **** * **** * * * *** ** ** * ){
* * * ** * **** ** * * ***
*** *** ** ** ** * *** ** ** * *** ****** *** * *** *
* * * * * * *****
* ** *** * * * **** * ** ******* * %d",counter,sum);
***** * ****** * * *** * 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main (void)
{int sum,d,c,i,m;
* * **** *** * * **** **** * ***** * ** * * *****
** **** * *** **** *** * * *
** ** *** * * * ** * * ** * *
    {
* ****** **** * *** * *** * * * * ** *
* * ** ********* ** *** *** * * * * *** * *** *
****** *** * *** * **** * * ** *** * * **
** ** * ***** ** * * ***** * * * ** * * *
* ** ***** * *** * * * * * * * * * ** * ** *
    }
* ** * ** ** ****** **** *
** ** * * *** **** *** ** * ** * ** %d",i+1,sum);
*** * * ******* *** * * * 0;
}
answered by (-168 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
1 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
**** * ** **** * ** *** a, a2, b1, b2, b3, b4, i, sum;
**** * **** ** * *** ** *
* * **** * * * * * ** * *** *** * ** ** &a);
* ****** * ** **** * * ****
*** * * ** ***** * *** ** * {
***** * ** ** *** ** * * **** * ****
* *** * * *** * * * * ** *** * *** * * break;
* * ***** * ** * * * * * * ** * ***** * * ** * **
    }
** ** * *** ** ****** ** ** * ", i);

* * * * ** * * ** **** {
*** * * **** * ** *** * ****** * **
* * ** **** **** *** * ** *** * * *** * * **** ** * ***
**** * ** ** * * * ** *** * * ** ** * * * * * * ****** * ** *
* *** * * *** * ** * * ** * * * ** * * **** ** * * * * *
    }
* * * ** * ** ******* if(i==3) {
* * ***** *** *** * *** *** * * *** ** ** * **** * *
* ***** * * * *** * * ** ****** ** * * * ***** *
****** * * * ***** ** *** * ** * **** **** * ** * ** * *
    }
* * * * * *** ** * * ***** ** if(i==2) {
* * *** *** * * * ** * *** ** ** * *** ***
** * * * ** * * * * *** * * *** * **** * * ***
    }
** *** * ** * * * * * * ** if(i==1) {
* * ** ** ** ** * ** * *** * * * ** *** * **
    }
****** * **** **** ** ** ****
* * * * * ** * ** * ** *** * ** ** %d %d %d", b4, b3, b2, b1);
** * *** ***** * ** *** ** ** * * * sum);
}
answered by (-284 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
** ** ** * * **** i;
** * *** * *** ** *** ** sum=0,counter=0;
** * * ** ** * *** **** * * ** *** * *
* * * * *** **** * * ** {
* *** * * ** ** * ** * ** * * * *** * ****
** * * *** * * *** ** * * * * * * * ** * ** * *** i%10;
** * ** *** * * ** * **** * ** ** ** **
**** ** ****** * * ** *** *****

* * * * ** * * * *** * %d",counter,sum);
***** * ** * * * * *** * ** 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
** * **** ****

int ** * ** *

int ** *

int *

** *** ** * ** *** ** *
* * **
* *
* ** **
*
* * *

** * ** *
a= ** **
*
}


** * * * * *


}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.127.116
©2016-2025

Related questions

0 like 0 dislike
69 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28913 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 13k views
2 like 0 dislike
64 answers
[Exercise] Coding (C) - asked Oct 19, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited
| 17.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users